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13181 Peneleos (1996 RS28)
Classification: Jupiter Trojan          SPK-ID: 2013181
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1366991022738553 6.6465e-08  
a 5.213056989367404 1.2669e-07 AU
q 4.500436778818433 3.5656e-07 AU
i 2.546134683759523 1.0155e-05 deg
node 11.01301388783084 0.00016665 deg
peri 103.8930719102832 0.00017506 deg
M 77.3782587303689 4.7261e-05 deg
tp 2456066.055337853493
(2012-May-18.55533785)
0.00056797 JED
period 4347.47542646258
11.90
0.00015848
4.339e-07
d
yr
n .08280667851708182 3.0185e-09 deg/d
Q 5.925677199916374 1.44e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      605  
   data-arc span      13524 days (37.03 yr)  
   first obs. used      1978-03-15  
   last obs. used      2015-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5623  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:46:10  

Additional Information
 Earth MOID = 3.51803 AU 
 T_jup = 2.979 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.0 mag n/a MPO302147  

13181 Peneleos           Discovered 1996 Sept. 11 at the European Southern Observatory during the Uppsala-DLR Trojan Survey.
Peneleos, leader of Boeotia, killed by Eurypylus, is said to have been one of those inside the wooden horse.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010309/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 1996 RS28 = 1978 EW8 = 1997 UY11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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